BQ7693006DBT - English Editing Encyclopedia Entry

Product Overview

Category

BQ7693006DBT belongs to the category of integrated circuits (ICs) specifically designed for battery management systems.

Use

This product is primarily used in applications that require accurate monitoring and protection of lithium-ion battery packs. It provides essential functions such as cell balancing, voltage and temperature monitoring, and fault detection.

Characteristics

• Integrated circuit designed for battery management systems
• Accurate monitoring and protection of lithium-ion battery packs
• Cell balancing, voltage and temperature monitoring, fault detection
• High precision and reliability
• Low power consumption
• Compact size

Package

BQ7693006DBT is available in a compact and industry-standard package, making it suitable for various electronic devices and systems.

Essence

The essence of BQ7693006DBT lies in its ability to ensure the safe and efficient operation of lithium-ion battery packs by providing comprehensive monitoring and protection features.

Packaging/Quantity

This product is typically sold in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Input Voltage Range: 2.7V to 4.8V
• Operating Temperature Range: -40°C to +85°C
• Number of Cells Monitored: Up to 6 cells
• Cell Balancing Current: Up to 100mA
• Communication Interface: I2C

Detailed Pin Configuration

1. VDD: Power supply input
2. GND: Ground reference
3. SDA: I2C data line
4. SCL: I2C clock line
5. ALERT: Interrupt output for fault conditions
6. CB[0:5]: Cell balance control pins
7. TEMP: Temperature sense input
8. VC[0:5]: Cell voltage sense inputs
9. VSS: Negative terminal of the battery pack

Functional Features

• Accurate cell voltage monitoring
• Temperature monitoring for thermal management
• Cell balancing to equalize charge levels
• Fault detection and reporting
• I2C communication interface for easy integration
• Low power consumption for extended battery life

Advantages and Disadvantages

Advantages

• High precision and reliability in battery monitoring
• Comprehensive protection features ensure safe operation
• Compact size allows for integration into various devices
• Efficient cell balancing extends battery lifespan
• Easy integration with I2C interface

Disadvantages

• Limited to monitoring and protection of up to 6 cells
• Requires external microcontroller for full system control

Working Principles

BQ7693006DBT operates by continuously monitoring the voltage and temperature of each individual cell within a lithium-ion battery pack. It compares these values against predefined thresholds to detect any abnormalities or faults. In case of an overvoltage, undervoltage, or overtemperature condition, the IC triggers appropriate actions such as cell balancing or fault reporting.

Detailed Application Field Plans

BQ7693006DBT finds applications in various fields that utilize lithium-ion battery packs, including: 1. Electric vehicles (EVs) and hybrid electric vehicles (HEVs) 2. Portable electronic devices 3. Energy storage systems 4. Uninterruptible power supplies (UPS) 5. Solar power systems

Detailed and Complete Alternative Models

1. BQ7692000DBT: Similar functionality with support for up to 12 cells.
2. BQ7694000DBT: Enhanced version with additional features like current sensing and fuel gauge functionality.
3. BQ7695000DBT: Advanced model supporting up to 15 cells and featuring enhanced communication capabilities.

Note: The above alternative models are provided for reference purposes and may have different specifications and pin configurations. Please refer to the respective datasheets for detailed information.

This concludes the encyclopedia entry for BQ7693006DBT, an integrated circuit designed for battery management systems.